Waffle iron



FIG. 1 is a front, left, top perspective view of the new ornamental waffle iron of the present invention;

FIG. 2 is a front left perspective view of the opened waffle iron of the present invention;

FIG. 3 is a bottom view of the waffle iron of the present invention;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof; and,

FIG. 7 is a front view thereof. 

I claim the ornamental design for a waffle iron, as shown and described. 